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Finding the Fourth Proportional to 218,063.04, 327,094.52 and 68,304.56

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Solution

The fourth proportional to 218,063.04, 327,094.52 and 68,304.56 is: 102,456.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,063.04 : 327,094.52 = 68,304.56 : x
  2. Step 2: Convert to fraction form
    218,063.04/327,094.52 = 68,304.56/x
  3. Step 3: Cross multiply
    218,063.04x = 327,094.52 × 68,304.56
  4. Step 4: Simplify right side
    218,063.04x = 22,342,047,267.01
  5. Step 5: Solve for x
    x = 22,342,047,267.01/218,063.04
  6. Step 6: Final answer
    x = 102,456.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.